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Botan
1.10.16
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#include <filters.h>
Public Member Functions | |
| virtual bool | attachable () |
| void | end_msg () |
| MAC_Filter (MessageAuthenticationCode *mac_obj, size_t out_len=0) | |
| MAC_Filter (MessageAuthenticationCode *mac_obj, const SymmetricKey &key, size_t out_len=0) | |
| MAC_Filter (const std::string &mac, size_t len=0) | |
| MAC_Filter (const std::string &mac, const SymmetricKey &key, size_t len=0) | |
| std::string | name () const |
| virtual void | set_iv (const InitializationVector &iv) |
| void | set_key (const SymmetricKey &key) |
| virtual void | start_msg () |
| virtual bool | valid_iv_length (size_t length) const |
| bool | valid_keylength (size_t length) const |
| void | write (const byte input[], size_t len) |
| ~MAC_Filter () | |
Protected Member Functions | |
| void | send (const byte in[], size_t length) |
| void | send (byte in) |
| void | send (const MemoryRegion< byte > &in) |
| void | send (const MemoryRegion< byte > &in, size_t length) |
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inline |
Construct a MAC filter. The MAC key will be left empty.
| mac_obj | the MAC to use |
| out_len | the output length of this filter. Leave the default value 0 if you want to use the full output of the MAC. Otherwise, specify a smaller value here so that the output of the MAC will be cut off. |
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inline |
Construct a MAC filter.
| mac_obj | the MAC to use |
| key | the MAC key to use |
| out_len | the output length of this filter. Leave the default value 0 if you want to use the full output of the MAC. Otherwise, specify a smaller value here so that the output of the MAC will be cut off. |
Definition at line 187 of file filters.h.
| Botan::MAC_Filter::MAC_Filter | ( | const std::string & | mac, |
| size_t | len = 0 |
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| ) |
Construct a MAC filter. The MAC key will be left empty.
| mac | the name of the MAC to use |
| len | the output length of this filter. Leave the default value 0 if you want to use the full output of the MAC. Otherwise, specify a smaller value here so that the output of the MAC will be cut off. |
Definition at line 105 of file algo_filt.cpp.
References Botan::Library_State::algorithm_factory(), Botan::Global_State_Management::global_state(), and Botan::Algorithm_Factory::make_mac().
| Botan::MAC_Filter::MAC_Filter | ( | const std::string & | mac, |
| const SymmetricKey & | key, | ||
| size_t | len = 0 |
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| ) |
Construct a MAC filter.
| mac | the name of the MAC to use |
| key | the MAC key to use |
| len | the output length of this filter. Leave the default value 0 if you want to use the full output of the MAC. Otherwise, specify a smaller value here so that the output of the MAC will be cut off. |
Definition at line 115 of file algo_filt.cpp.
References Botan::Library_State::algorithm_factory(), Botan::Global_State_Management::global_state(), Botan::Algorithm_Factory::make_mac(), and Botan::SymmetricAlgorithm::set_key().
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inline |
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inlinevirtualinherited |
Check whether this filter is an attachable filter.
Reimplemented in Botan::SecureQueue, and Botan::DataSink.
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virtual |
Notify that the current message is finished; flush buffers and do end-of-message processing (if any).
Reimplemented from Botan::Filter.
Definition at line 126 of file algo_filt.cpp.
References Botan::Buffered_Computation::final(), Botan::Filter::send(), and Botan::MemoryRegion< T >::size().
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inlinevirtual |
Implements Botan::Filter.
Definition at line 148 of file filters.h.
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protectedinherited |
| in | some input for the filter |
| length | the length of in |
Definition at line 28 of file filter.cpp.
References Botan::MemoryRegion< T >::clear(), Botan::Filter::end_msg(), Botan::MemoryRegion< T >::size(), Botan::Filter::start_msg(), and Botan::Filter::write().
Referenced by Botan::Base64_Encoder::Base64_Encoder(), Botan::EAX_Decryption::EAX_Decryption(), Botan::PK_Encryptor_Filter::end_msg(), Botan::Bzip_Compression::end_msg(), Botan::Zlib_Compression::end_msg(), Botan::PBE_PKCS5v15::end_msg(), Botan::Hex_Encoder::end_msg(), Botan::Base64_Encoder::end_msg(), Botan::PBE_PKCS5v20::end_msg(), Botan::PK_Decryptor_Filter::end_msg(), Botan::Bzip_Decompression::end_msg(), Botan::Zlib_Decompression::end_msg(), Botan::PK_Signer_Filter::end_msg(), Botan::Hex_Decoder::end_msg(), Botan::Base64_Decoder::end_msg(), Botan::PK_Verifier_Filter::end_msg(), Botan::Hash_Filter::end_msg(), end_msg(), Botan::Bzip_Compression::flush(), Botan::Zlib_Compression::flush(), Botan::Hex_Encoder::Hex_Encoder(), Botan::ECB_Encryption::name(), Botan::EAX_Base::name(), Botan::ECB_Decryption::name(), Botan::CTS_Encryption::set_iv(), Botan::CFB_Encryption::set_iv(), Botan::CBC_Encryption::set_iv(), Botan::CFB_Decryption::set_iv(), Botan::CTS_Decryption::set_iv(), Botan::CBC_Decryption::set_iv(), Botan::XTS_Encryption::set_key(), Botan::XTS_Decryption::set_key(), Botan::Bzip_Compression::write(), Botan::Zlib_Compression::write(), Botan::StreamCipher_Filter::write(), Botan::Bzip_Decompression::write(), Botan::Zlib_Decompression::write(), Botan::Hex_Decoder::write(), and Botan::Base64_Decoder::write().
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inlineprotectedinherited |
| in | some input for the filter |
Definition at line 63 of file filter.h.
References Botan::Filter::send().
Referenced by Botan::Filter::send().
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inlineprotectedinherited |
| in | some input for the filter |
Definition at line 68 of file filter.h.
References Botan::Filter::send(), and Botan::MemoryRegion< T >::size().
Referenced by Botan::Filter::send().
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inlineprotectedinherited |
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virtualinherited |
Set the initialization vector of this filter. Note: you should call set_iv() only after you have called set_key()
| iv | the initialization vector to use |
Reimplemented in Botan::CBC_Decryption, Botan::XTS_Decryption, Botan::CTS_Decryption, Botan::CFB_Decryption, Botan::StreamCipher_Filter, Botan::CBC_Encryption, Botan::EAX_Base, Botan::XTS_Encryption, Botan::CFB_Encryption, and Botan::CTS_Encryption.
Definition at line 13 of file basefilt.cpp.
References Botan::OctetString::length(), and Botan::Filter::name().
Referenced by Botan::get_cipher().
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inlinevirtual |
Set the key of this filter.
| key | the key to set |
Implements Botan::Keyed_Filter.
Definition at line 154 of file filters.h.
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inlinevirtualinherited |
Start a new message. Must be closed by end_msg() before another message can be started.
Reimplemented in Botan::Zlib_Decompression, Botan::EAX_Base, Botan::Bzip_Decompression, Botan::PBE_PKCS5v20, Botan::PBE_PKCS5v15, Botan::Bzip_Compression, and Botan::Zlib_Compression.
Definition at line 38 of file filter.h.
Referenced by Botan::Filter::send().
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inlinevirtualinherited |
Check whether an IV length is valid for this filter
| length | the IV length to be checked for validity |
Reimplemented in Botan::CBC_Decryption, Botan::XTS_Decryption, Botan::CTS_Decryption, Botan::CFB_Decryption, Botan::StreamCipher_Filter, Botan::EAX_Base, Botan::CBC_Encryption, Botan::CFB_Encryption, Botan::CTS_Encryption, and Botan::XTS_Encryption.
Definition at line 48 of file key_filt.h.
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inlinevirtual |
Check whether a key length is valid for this filter.
| length | the key length to be checked for validity |
Implements Botan::Keyed_Filter.
Definition at line 161 of file filters.h.
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inlinevirtual |
Write a portion of a message to this filter.
| input | the input as a byte array |
| length | the length of the byte array input |
Implements Botan::Filter.
Definition at line 145 of file filters.h.
1.8.13